Led by Lincoln, the American blacks fought bravely ________ their rights and managed to be ________ slavery．

A．with; free from

B．for; against

C．for; free from

D．against; for

The journey around the world took the old sailor nine months, ________ the sailing time was 226 days．

A．of which

B．during which

C．from which

D．for which

The evening news comes on at seven o'clock and ________ only thirty minutes．

A．keeps

B．continues

C．finishes

D．lasts

I couldn't do my homework with all that noise ________．

A．going on

B．goes on

C．went on

D．to go on

－Why does she always ask you for help?

－There is no one else ________, is there?

A．who to turn to

B．she can turn to

C．for whom to turn

D．for her to turn

He ________ have completed his work; otherwise, he wouldn't be enjoying himself by the seaside．

A．should

B．must

C．wouldn't

D．can't

Is this the reason ________ at the meeting for his carelessness in his work?

A．he explained

B．what he explained

C．how he explained

D．why he explained

The English play ________ my students acted at the New Year's party was a great success．

A．for which

B．at which

C．in which

D．on which

There are two buildings in the beach, ________ the smaller serves as a hotel．It will take us ________ ten minutes to get there．

A．of them; less than

B．of which; fewer than

C．of them; fewer than

D．of which; less than

The high building ________ stand two guards is the police station．

A．which

B．that

C．in front of it

D．in front of which